| Date | Event | What happened / filer | Source |
|---|---|---|---|
| 2026-06-02 | 8-K 5.07 | Submission of matters to a vote of security holders | sec.gov ↗ |
| 2026-05-15 | 13G/A | Schedule 13G amendment — ≥5% beneficial owner (passive) · by Graham Holdings Co | sec.gov ↗ |
| 2026-05-07 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2026-04-22 | 8-K 5.02 | Departure/election of directors or officers; compensation | sec.gov ↗ |
| 2026-04-22 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2026-03-27 | 13G/A | Schedule 13G amendment — ≥5% beneficial owner (passive) · by VANGUARD GROUP INC | sec.gov ↗ |
| 2026-02-26 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2026-01-21 | 13G/A | Schedule 13G amendment — ≥5% beneficial owner (passive) · by BlackRock, Inc. | sec.gov ↗ |
| 2025-11-10 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2025-09-08 | 8-K 8.01 | Other events | sec.gov ↗ |
| 2025-09-08 | 8-K 7.01 | Regulation FD disclosure | sec.gov ↗ |
| 2025-08-11 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
8-K item codes from the filing header; 13D/G subject and filer verified against the filing index page.
